Serii͡a 6:

1954 no.1; 1954 no.2; 1954 no.3; 1954 no.4; 1954 no.5; 1954 no.6; 1954 no.7; 1954 no.8; 1954 no.9; 1954 no.10; 1954 no.11-12; 1954 no.13; 1954 no.14; 1954 no.15; 1954 no.16; 1954 no.17; 1954 no.18; 1954 no.19; 1954 no.20; 1954 no.21; 1954 no.22; 1955 no.1; 1955 no.2; 1955 no.3; 1955 no.4; 1955 no.5; 1955 no.6; 1955 no.12; 1955 no.16; 1955 no.23; 1955 no.24; 1957 no.1; 1957 no.12; 1957 no.13; 1957 no.14; 1957 no.15-16; 1957 no.17; 1957 no.18; 1957 no.19; 1957 no.20; 1957 no.21; 1957 no.22; 1957 no.23; 1958 no.1; 1958 no.2; 1958 no.3; 1958 no.4; 1958 no.5; 1958 no.24; 1959 no.8; 1959 no.13; 1960 no.3; 1960 no.4; 1960 no.5; 1960 no.6; 1960 no.7; 1960 no.8; 1960 no.9; 1960 no.10; 1960 no.11; 1960 no.12; 1960 no.13; 1960 no.14; 1960 no.15; 1960 no.16; 1960 no.17; 1960 no.18; 1960 no.19; 1960 no.20; 1960 no.21; 1960 no.22; 1960 no.23; 1960 no.24; 1961